单词：Hubble constant
[网络] 哈伯常数；哈柏常数；哈勃常量
单词：Hubble constant 相关文章
The Hubble When most people think of space, what comes to mind are names like 1) John Glenn and Neil Armstrong. When scientists think about space, the name that comes to mind is Hubble, a space telesc
疯狂英语2003年
Lesson 61 Trouble with the Hubble哈勃望远镜的困境 First listen and then answer the question. 听录音，然后回答以下问题。 What is the special importance of a telescope in space? T h
新概念英语第二册
EXPLORATIONS -February 6, 2002: Increasing Hubble’s Power By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with the VOA Special English program EXPLORATIONS. Today
Explorations
ANNOUNCER: EXPLORATIONS -- a program in Special English by the Voice of America. (MUSIC) Today, Richard Rael and Tony Riggs tell the story of American astronomer Edwin Hubble. He changed our ideas about the universe and how it developed. Edwin Hubbl
VOA慢速英语2009年（四）月
Technology Report - Astronomers Still Look to Hubble Space Telescope 科技报道 - 哈勃太空望远镜20年后威力不减 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道节目。 The Hubble Space T
2011年VOA慢速英语(八)月
Countdown to the Olympics,the Beijing Zoo introduces eight Olympic pandas that will be on display through this summer's games.Visitors waited in long lines to buy tickets to the renovated panda hall at the zoo where the animals will be held in a newl
万花筒2008年
The third space walk in as many days of the Hubble, this time Atlantis crew astronauts have been fixing an instrument which is called the Cosmic Origins Spectrograph, a device that will help detect faint light far away, possibly a tool to help to lea
万花筒2009年
EXPLORATIONS - Edwin Hubble Changed Our Ideas About the Universe and Its Birth EXPLORATIONS -- a program in Special English by the Voice of America. Today, Richard Rael and Tony Riggs tell the story of American astronomer Edwin Hubble. He changed our
2012年VOA慢速英语(十一)月
By David McAlary Washington 31 October 2006 The U.S. space agency says it will send space shuttle astronauts one more time to extend the life of the Hubble Space Telescope. The decision reverses one made by NASA's previous management two years ago,
2006年VOA标准英语（十月）
By Marilyn Christiano Broadcast: December 23, 2003 (THEME) ANNOUNCER: EXPLORATIONS -- a program in Special English by the Voice of America. (MUSIC) Today, Richard Rael and Tony Riggs tell the story of
VOA2003（下）-美国人文故事
SCIENCE REPORT – January 31, 2002: Hubble Improvements By Paul Thompson 1993 service flight This is the VOA Special English Science Report. American space agency astronauts will soon replace much of
科技之光
EXPLORATIONS -May 8, 2002: Hubble's New Camera By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Last week, the
Explorations
By Paul Sisco Washington, DC 05 July 2006 watch Hubble Repair report A Hubble telescope image of part of the universe Space scientists at the U.S. space agency, NASA, are celebrating the return to action of the Hubble telescope. --------- For more t
2006年VOA标准英语（七月）
The only constant is change The only constant is change, go The human heart is born without legs Sliding back and forth And never once does it truly rest Unless accompanied by death Sliding back and forth Even the strongest Remnants of history They h
英文摇滚歌曲
Hubble's Gaze Extends to Edges of Universe Ever since the days of Galileo and the first optical telescopes more than 400 years ago, astronomers have been looking for ways to cast their gaze farther into the heavens around us. Today, thanks to the ear
VOA标准英语2011年(八月)
Mother of Hubble Always Aimed for Stars Back in the 1950s few women in the United States worked outside of the home, and even fewer earned doctorate degrees or went on to have professional careers. However, as the first chief of astronomy at the U.S.
VOA标准英语2011年(八月)
Happy Birthday to Hubble 哈勃望远镜十周岁 Saturn, taken on Hubble's eighth birthday in 1998 （哈勃望远镜在98年第八个生日时拍摄的土星照片） Scientists have been paying tribute to the Hubble telescope, 10 years after it wa
双语有声阅读
Film offers first glimpse of space telescope's breathtaking deep space images in IMAX 3D Penelope Poulou | Washington, DC 01 April 2010 Astronaut John Grunsfeld is positioned on a foot restraint on the end of Atlantis' remote manipulator system and a
VOA标准英语2010年(四)月
LEILA FADEL, HOST: Nancy Grace Roman led a remarkable life. She joined NASA in 1959, not long after it was created, and went on to become the agency's first chief of astronomy and relativity. She was also known as the mother of the Hubble Space Teles
2018年NPR美国国家公共电台12月
Hubble realized that this could be expressed with a simple equation, Ho = v/d (where Ho is the constant, v is the recessional velocity of a flying galaxy, andd its distance away from us). Ho has been known ever since as the Hubble constant and the wh
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